Home / 29,162,830.40-43,744,245.60-12,156,718.40

Finding the Fourth Proportional to 29,162,830.40, 43,744,245.60 and 12,156,718.40

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Solution

The fourth proportional to 29,162,830.40, 43,744,245.60 and 12,156,718.40 is: 18,235,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,162,830.40 : 43,744,245.60 = 12,156,718.40 : x
  2. Step 2: Convert to fraction form
    29,162,830.40/43,744,245.60 = 12,156,718.40/x
  3. Step 3: Cross multiply
    29,162,830.40x = 43,744,245.60 × 12,156,718.40
  4. Step 4: Simplify right side
    29,162,830.40x = 531,786,475,379,639.06
  5. Step 5: Solve for x
    x = 531,786,475,379,639.06/29,162,830.40
  6. Step 6: Final answer
    x = 18,235,077.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.